diff options
| author | Andre Maasikas <amaasikas@gmail.com> | 2009-12-21 11:47:12 +0200 |
|---|---|---|
| committer | Andre Maasikas <amaasikas@gmail.com> | 2009-12-21 15:23:27 +0200 |
| commit | 69728a2ae28d11e48b87e51dc3ea2fcc040c40fb (patch) | |
| tree | 0239f94c2b0af664a9c86978c2ebaa9fdac8541c | |
| parent | 3d3480abbc97a7fca67c0c1cd057ea0ff52cad70 (diff) | |
r600: disallow negative offsets for relative addressing for now
otherwise for example const[ADDR-3] gets us 253 - ALU_SRC_LITERAL which
expects immediate floats to follow and hangs
| -rw-r--r-- | src/mesa/drivers/dri/r600/r700_assembler.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/r600/r700_assembler.c b/src/mesa/drivers/dri/r600/r700_assembler.c index e10b23b97f1..51692a11ffb 100644 --- a/src/mesa/drivers/dri/r600/r700_assembler.c +++ b/src/mesa/drivers/dri/r600/r700_assembler.c @@ -1262,7 +1262,15 @@ GLboolean assemble_src(r700_AssemblerBase *pAsm, } pAsm->S[fld].src.rtype = SRC_REG_CONSTANT; - pAsm->S[fld].src.reg = pILInst->SrcReg[src].Index; + if(pILInst->SrcReg[src].Index < 0) + { + WARN_ONCE("Negative register offsets not supported yet!\n"); + pAsm->S[fld].src.reg = 0; + } + else + { + pAsm->S[fld].src.reg = pILInst->SrcReg[src].Index; + } break; case PROGRAM_INPUT: setaddrmode_PVSSRC(&(pAsm->S[fld].src), ADDR_ABSOLUTE); |